ContractorHistory

Washington contractor

MYDIAN CONSTRUCTION LLC

Registered in Washington for 6 years

License number
MYDIACL800KH
UBI
603450503
Trade
General contractor(all general contractor contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · GENERAL
City
Medina, WA(all contractors in Medina)
Phone
(425) 615-0957

Current verification

  • Found: Active Washington contractor registration
  • Found: Current bond record found
  • Found: Current liability insurance record found
  • Found: No Attorney General complaint records found

From the state records below; each section shows its source and when it was last synced.

Registration

Status
ACTIVE
Effective date
May 11, 2020
Expiration date
June 9, 2028

Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.

Bond

Current bond

  • Bond company
    Western Surety Co
    Bond number
    72433109
    Amount
    $30,000
    Effective date
    May 16, 2026
    Expiration date
    Until canceled

Bond history

  • Bond company
    Western Surety Co
    Bond number
    72433109
    Amount
    $12,000
    Effective date
    January 26, 2022
    Expiration date
    June 9, 2026
  • Bond company
    Western Surety Co
    Bond number
    72253498
    Amount
    $12,000
    Effective date
    May 5, 2020
    Expiration date
    Not on record
    Cancellation date
    July 14, 2021

Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Liability insurance

Current policy

  • Carrier
    Clear Blue Specialty Insurance
    Policy number
    AC040002161
    Coverage amount
    $1,000,000
    Effective date
    November 10, 2025
    Expiration date
    November 10, 2026

L&I publishes only the policy currently on file. Earlier policies are kept from our own nightly syncs, which began October 6, 2026.

Source: L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries. Last synced October 9, 2026.

People

Principals L&I lists for this license.

  • WEI, HONGBINSince May 8, 2020
  • YANG, QIUYANSince May 8, 2020

Source: L&I Contractor License - Principal Data, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Attorney General complaints

No Attorney General complaint records found.

Matched on business name and city: MYDIAN CONSTRUCTION in Medina. Complaints filed under another name or city are not included.

A complaint record does not establish that the business violated the law.

Source: Attorney General Consumer Complaints, Washington State Attorney General's Office. Last synced October 9, 2026.

Record history

Changes to this contractor's state records since we began tracking them. The state's current-status tools do not show these.

No changes recorded since our records began on October 6, 2026.

Sources

Record last synced October 7, 2026.

Check this record against the state directly on L&I's Verify a Contractor page (search by license number MYDIACL800KH).